import 'dart:collection';

import 'package:flutter/material.dart';
import 'package:my_flu01/page/homePage.dart';
import 'package:my_flu01/page/index.dart';

import 'application.dart';
import 'go_router.dart';
import 'package:go_router/go_router.dart';

void main() async{
  WidgetsFlutterBinding.ensureInitialized();
  await Application.getInstance();

  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp.router(
      title: 'Flutter Demo',
      theme: ThemeData(
        colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
        useMaterial3: true,
      ),
      routerConfig: router,
    );

  }
 /* @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        // This is the theme of your application.
        //
        // TRY THIS: Try running your application with "flutter run". You'll see
        // the application has a blue toolbar. Then, without quitting the app,
        // try changing the seedColor in the colorScheme below to Colors.green
        // and then invoke "hot reload" (save your changes or press the "hot
        // reload" button in a Flutter-supported IDE, or press "r" if you used
        // the command line to start the app).
        //
        // Notice that the counter didn't reset back to zero; the application
        // state is not lost during the reload. To reset the state, use hot
        // restart instead.
        //
        // This works for code too, not just values: Most code changes can be
        // tested with just a hot reload.
        colorScheme: ColorScheme.fromSeed(seedColor: Colors.orange),
        useMaterial3: true,
      ),
      home: const MyHomePage(title: 'Flutter laich Demo Home Page'),
    );
  }*/
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({super.key, required this.title});

  // This widget is the home page of your application. It is stateful, meaning
  // that it has a State object (defined below) that contains fields that affect
  // how it looks.

  // This class is the configuration for the state. It holds the values (in this
  // case the title) provided by the parent (in this case the App widget) and
  // used by the build method of the State. Fields in a Widget subclass are
  // always marked "final".

  final String title;

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  int _counter = 0;
  int _my_counter = 0;
  late Animation<double> _tween;
  late AnimationController animationController;

  void _incrementCounter() {
    setState(() {
      // This call to setState tells the Flutter framework that something has
      // changed in this State, which causes it to rerun the build method below
      // so that the display can reflect the updated values. If we changed
      // _counter without calling setState(), then the build method would not be
      // called again, and so nothing would appear to happen.
      _counter++;
    });
  }

  void _my_incrementCounter(){
    setState(() {
      _my_counter++;
    });
  }

  void _my_page(){
    Widget newWidget = const IndexPage();
    doChangePanel(newWidget);
  }
  doChangePanel(Widget panel) {
    //不传值跳转页面，可以认为是 只有一个动作即：跳转
    //http://www.taodudu.cc/news/show-5509057.html
    Navigator.of(context).push(MaterialPageRoute(builder: (context) => panel));
  }


  void _my_page_home() async {
    Map<String,String> map=HashMap();
    map["name"]="hanson";
    //不传值跳转页面，可以认为是 只有一个动作即：跳转
    var result = await Navigator.push(context,
        MaterialPageRoute(builder: (context) {
          return HomePage(
              text: "我是第一个页面", map: map);
        }));
    print("路由返回值: $result");
  }

  routMap(Widget panel,Map<String,String> map) {
    //不传值跳转页面，可以认为是 只有一个动作即：跳转
    //Navigator.of(context).push(MaterialPageRoute(builder: (context) => panel));
    //路由跳转   传递id  等于123456
    Navigator.pushNamed(context, '/pageD',arguments:{"id":123456});
  }



  @override
  Widget build(BuildContext context) {
    // This method is rerun every time setState is called, for instance as done
    // by the _incrementCounter method above.
    //
    // The Flutter framework has been optimized to make rerunning build methods
    // fast, so that you can just rebuild anything that needs updating rather
    // than having to individually change instances of widgets.
    return Scaffold(
      appBar: AppBar(
        // TRY THIS: Try changing the color here to a specific color (to
        // Colors.amber, perhaps?) and trigger a hot reload to see the AppBar
        // change color while the other colors stay the same.
        backgroundColor: Theme.of(context).colorScheme.inversePrimary,
        // Here we take the value from the MyHomePage object that was created by
        // the App.build method, and use it to set our appbar title.
        title: Text(widget.title),
      ),
      body: Center(
        // Center is a layout widget. It takes a single child and positions it
        // in the middle of the parent.
        child: Column(
          // Column is also a layout widget. It takes a list of children and
          // arranges them vertically. By default, it sizes itself to fit its
          // children horizontally, and tries to be as tall as its parent.
          //
          // Column has various properties to control how it sizes itself and
          // how it positions its children. Here we use mainAxisAlignment to
          // center the children vertically; the main axis here is the vertical
          // axis because Columns are vertical (the cross axis would be
          // horizontal).
          //
          // TRY THIS: Invoke "debug painting" (choose the "Toggle Debug Paint"
          // action in the IDE, or press "p" in the console), to see the
          // wireframe for each widget.
          mainAxisAlignment: MainAxisAlignment.center,
          children: <Widget>[
            const Text(
              'You have pushed the button this many times:',
            ),
            Text(
              '$_counter',
              style: Theme.of(context).textTheme.headlineMedium,
            ),
            Text(
              '$_my_counter',
              style: Theme.of(context).textTheme.headlineLarge,
            ),
            SizedBox(height: 10),
        Row(
          mainAxisAlignment: MainAxisAlignment.center,
          children: <Widget>[
            Expanded(
              child: Container(
                height: 50,
                margin: EdgeInsets.all(5),
              child: ElevatedButton(
                onPressed: _my_incrementCounter,
                child: Text('宽度高度'),
                style: ButtonStyle(
                    backgroundColor:
                    MaterialStateProperty.all(Colors.green), //背景色
                    foregroundColor:
                    MaterialStateProperty.all(Colors.red) //字体色
                    ),
                  ),

            ),

            ),
            Expanded(
              child: Container(
                height: 50,
                margin: EdgeInsets.all(5),
                child: ElevatedButton(
                  onPressed: _my_page,
                  child: Text('新的页面'),
                  style: ButtonStyle(
                      backgroundColor:
                      MaterialStateProperty.all(Colors.amber), //背景色
                      foregroundColor:
                      MaterialStateProperty.all(Colors.white) //字体色
                  ),
                ),

              ),

            )
          ],
        ),
        Row(
          mainAxisAlignment: MainAxisAlignment.spaceAround,
          children: [
            Expanded(
                child:Container(
                  height: 50,
                  margin: EdgeInsets.all(5),
                  child: ElevatedButton(
                    onPressed: _my_page_home,
                    child: Text('我的页面'),
                    style: ButtonStyle(
                        backgroundColor:
                        MaterialStateProperty.all(Colors.cyan), //背景色
                        foregroundColor:
                        MaterialStateProperty.all(Colors.yellow) //字体色
                    ),
                  ),

                ),
            )

          ],

        ),
            Row(
              mainAxisAlignment: MainAxisAlignment.spaceAround,
              children: [
                Expanded(
                  child:Container(
                    height: 50,
                    margin: EdgeInsets.all(5),
                    child: ElevatedButton(
                      onPressed: (){
                        GoRouter.of(context).push('/feedback');
                      },
                      child: Text('app.route'),
                      style: ButtonStyle(
                          backgroundColor:
                          MaterialStateProperty.all(Colors.cyanAccent), //背景色
                          foregroundColor:
                          MaterialStateProperty.all(Colors.yellow) //字体色
                      ),
                    ),

                  ),
                )

              ],

            )
          ],
        ),
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: _incrementCounter,
        tooltip: 'Increment',
        child: const Icon(Icons.ac_unit_sharp),
      ), // This trailing comma makes auto-formatting nicer for build methods.
    );
  }
}
